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76 lines
1.3 KiB
76 lines
1.3 KiB
package mctx
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import (
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"context"
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"reflect"
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. "testing"
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)
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type testAnnotator [2]string
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func (t testAnnotator) Annotate(aa Annotations) {
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aa[t[0]] = t[1]
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}
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func TestAnnotate(t *T) {
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ctx := context.Background()
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ctx = Annotate(ctx, "a", "foo")
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ctx = Annotate(ctx, "b", "bar")
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ctx = WithAnnotator(ctx, testAnnotator{"b", "BAR"})
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aa := Annotations{}
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EvaluateAnnotations(ctx, aa)
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wantAA := Annotations{
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"a": "foo",
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"b": "BAR",
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}
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if !reflect.DeepEqual(wantAA, aa) {
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t.Fatalf("%#v != %#v", wantAA, aa)
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}
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}
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func TestAnnotationsStringMap(t *T) {
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type A int
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type B int
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got := Annotations{
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0: "zero",
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1: "one",
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A(2): "two",
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B(2): "TWO",
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}.StringMap()
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want := map[string]string{
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"0": "zero",
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"1": "one",
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"mctx.A(2)": "two",
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"mctx.B(2)": "TWO",
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}
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if !reflect.DeepEqual(want, got) {
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t.Fatalf("%#v != %#v", want, got)
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}
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}
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func TestMergeAnnotations(t *T) {
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ctxA := Annotate(context.Background(), 0, "zero", 1, "one")
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ctxA = Annotate(ctxA, 0, "ZERO")
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ctxB := Annotate(context.Background(), 2, "two")
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ctxB = Annotate(ctxB, 1, "ONE", 2, "TWO")
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ctx := MergeAnnotations(ctxA, ctxB)
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aa := Annotations{}
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EvaluateAnnotations(ctx, aa)
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got := aa.StringMap()
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want := map[string]string{
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"0": "ZERO",
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"1": "ONE",
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"2": "TWO",
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}
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if !reflect.DeepEqual(want, got) {
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t.Fatalf("%#v != %#v", want, got)
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}
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}
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